<p>
    <?php echo $this->translate('hello_s', array($this->username)); ?>
</p>
<p>
    <a href="<?php echo $this->serverUrl($this->url(array(
        'key' => base64_encode($this->id . ':' . $this->verify_key),
        ), 'account_activate', true)); ?>"><?php echo $this->translate('click_here_to_confirm_registration'); ?></a>
</p>
